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There are three physical activity objective monitors and a single combined wear log covering both monitors.

HRM

The Heart Rate Monitor is a monitor that measures heart rate and interbeat intervals. The monitor was worn by a participants in a subset of the IDATA study. Participants were asked to wear the device once for seven days and to fill out a wear log. The Heart Rate Monitor was supposed to be worn at all times, including swimming or showering

Heart Rate Monitor data are provided in three formats: by Long Source, Short Source, and Wear Log.

Click here for data dictionaries and formats for the Heart Rate Monitor files. Datasets can be obtained by submitting a request.

Summary Available Data
  • Monitor recorded data
  • Worn once for seven days:
    • Groups 1&3 in Month 0
    • Groups 2&4 in Month 5
  • Only a subset of the population was asked to participate with this instrument
    • 42 Participants from Long Source
    • 2 Participants from Short Source
    • 41 Participants with a Wear Log

HEART RATE MONITOR LONG SOURCE

  • Date and time
  • Activity
  • BPM
  • RHR
  • ECG
  • Lost Time
  • Interbeat Interval Minimums and Maximums

HEART RATE MONITOR SHORT SOURCE

  • Date and time
  • Activity
  • BPM
  • RHR
  • ECG
  • Calorie Factor
  • Interbeat Interval Times

HEART RATE MONITOR WEAR LOG

  • Date and time
  • Device On, Off, and Reason Date/Time